Jiri Lehecka knocked off top-seeded Spaniard Carlos Alcaraz on Thursday to advance to the semifinals of the Qatar ExxonMobil Open in Doha. The 23-year-old Czech trailed 4-2 in the third set before rallying to win 6-3,

Top-seeded Carlos Alcaraz lost for just the second time this year on Thursday when 25th-ranked Jiri Lehecka beat him 6-3, 3-6, 6-4 in the quarterfinals of the Qatar Open.

In the quarterfinals at the Qatar ExxonMobil Open on Thursday, Carlos Alcaraz (ranked No. 3) meets Jiri Lehecka (No. 25).In his most recent match on Wednesday, Alcaraz defeated Luca Nardi in three

Jiri Lehecka notched his career-best victory at the ATP 500 event in Doha. The Czech faced world no.3 Carlos Alcaraz in the quarter-final and earned a 6-3, 3-6, 6-4 victory in two hours and nine minutes.

Jiri Lehecka produced one of the biggest wins of his career with a hard-fought success against Carlos Alcaraz at the Qatar Open.

Britains Jack Draper into Qatar Open final after comeback win vs Jiri Lehecka; Andrey Rublev beat Felix Auger-Aliassime to make final; in Dubai, Mirra Andreeva (17) becomes youngest player to make WTA 1000 final;